package org.ljy.lotterysystem.dao.mapper;

import org.apache.ibatis.annotations.*;
import org.ljy.lotterysystem.dao.dataobject.ActivityPrizeDO;

import java.util.List;

/**
 * 活动奖品关联表
 */

@Mapper
public interface ActivityPrizeMapper {


    /**
     *  新增活动关联奖品信息
     * @param activityPrizeDOList
     * @return
     */
    @Insert("<script>" +
            " insert into activity_prize (activity_id, prize_id, prize_amount, prize_tiers, status)" +
            " values <foreach collection = 'items' item='item' index='index' separator=','>" +
            " (#{item.activityId}, #{item.prizeId}, #{item.prizeAmount}, #{item.prizeTiers}, #{item.status})" +
            " </foreach>" +
            " </script>")
    @Options(useGeneratedKeys = true,keyProperty = "id",keyColumn = "id")
    int batchInsert(@Param("items") List<ActivityPrizeDO> activityPrizeDOList);


    @Select("select * from activity_prize " +
            "where activity_id=#{id}")
    List<ActivityPrizeDO> selectByActivityId(@Param("id")Long id);


    @Select("select * from activity_prize " +
            "where activity_id = #{activityId} " +
            "and prize_id = #{prizeId}")
    ActivityPrizeDO selectByAPId(@Param("activityId")Long activityId, @Param("prizeId")Long prizeId);


    @Select("select count(1) from activity_prize " +
            "where activity_id = #{activityId} " +
            "and status = #{status}")
    int countPrize(@Param("activityId")Long activityId, @Param("status")String status);



    @Update("update activity_prize set status = #{status} " +
            "where activity_id = #{activityId} " +
            "and prize_id = #{prizeId}")
    void updateStatus(@Param("activityId")Long activityId,
                      @Param("prizeId")Long prizeId,
                      @Param("status")String status);
}
